19705260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{328421}}^1$

素因数の和:328433

約数の個数: 24

約数和(自身を含む): 55174896

約数和(自身を除く): 35469636

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 328421, 656842, 985263, 1313684, 1642105, 1970526, 3284210, 3941052, 4926315, 6568420, 9852630, 19705260]

約数ペア:

[(1, 19705260), (2, 9852630), (3, 6568420), (4, 4926315), (5, 3941052), (6, 3284210), (10, 1970526), (12, 1642105), (15, 1313684), (20, 985263), (30, 656842), (60, 328421)]